Bug 1605209 - Testing JSWindowActor crash annotations;r=gsvelto

Differential Revision: https://phabricator.services.mozilla.com/D70175

dom/ipc/tests/JSWindowActor/browser.ini

@@ -2,6 +2,7 @@
 support-files =
   head.js
 
+[browser_crash_report.js]
 [browser_destroy_callbacks.js]
 [browser_event_listener.js]
 [browser_getActor.js]

dom/ipc/tests/JSWindowActor/browser_crash_report.js

@@ -0,0 +1,104 @@
+/* Any copyright is dedicated to the Public Domain.
+http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+declTest("crash actor", {
+  allFrames: true,
+
+  async test(browser) {
+    if (!("@mozilla.org/toolkit/crash-reporter;1" in Cc)) {
+      info("Cannot test crash annotations without a crash reporter");
+      return;
+    }
+
+    {
+      info("Creating a new tab.");
+      let newTab = await BrowserTestUtils.openNewForegroundTab(gBrowser, URL);
+      let newTabBrowser = newTab.linkedBrowser;
+
+      let parent = newTabBrowser.browsingContext.currentWindowGlobal.getActor(
+        "Test"
+      );
+      ok(parent, "JSWindowActorParent should have value.");
+
+      await SpecialPowers.spawn(newTabBrowser, [], async function() {
+        let child = content.windowGlobalChild;
+        ok(child, "WindowGlobalChild should have value.");
+        is(
+          child.isInProcess,
+          false,
+          "Actor should be loaded in the content process."
+        );
+        // Make sure that the actor is loaded.
+        let actorChild = child.getActor("Test");
+        is(actorChild.show(), "TestChild", "actor show should have value.");
+        is(
+          actorChild.manager,
+          child,
+          "manager should match WindowGlobalChild."
+        );
+      });
+
+      info(
+        "Crashing from withing an actor. We should have an actor name and a message name."
+      );
+      let report = await BrowserTestUtils.crashFrame(
+        newTabBrowser,
+        /* shouldShowTabCrashPage = */ false,
+        /* shouldClearMinidumps =  */ true,
+        /* browsingContext = */ null,
+        { asyncCrash: false }
+      );
+
+      is(report.JSActorName, "BrowserTestUtils");
+      is(report.JSActorMessage, "BrowserTestUtils:CrashFrame");
+
+      BrowserTestUtils.removeTab(newTab);
+    }
+
+    {
+      info("Creating a new tab for async crash");
+      let newTab = await BrowserTestUtils.openNewForegroundTab(gBrowser, URL);
+      let newTabBrowser = newTab.linkedBrowser;
+
+      let parent = newTabBrowser.browsingContext.currentWindowGlobal.getActor(
+        "Test"
+      );
+      ok(parent, "JSWindowActorParent should have value.");
+
+      await SpecialPowers.spawn(newTabBrowser, [], async function() {
+        let child = content.windowGlobalChild;
+        ok(child, "WindowGlobalChild should have value.");
+        is(
+          child.isInProcess,
+          false,
+          "Actor should be loaded in the content process."
+        );
+        // Make sure that the actor is loaded.
+        let actorChild = child.getActor("Test");
+        is(actorChild.show(), "TestChild", "actor show should have value.");
+        is(
+          actorChild.manager,
+          child,
+          "manager should match WindowGlobalChild."
+        );
+      });
+
+      info(
+        "Crashing from without an actor. We should have neither an actor name nor a message name."
+      );
+      let report = await BrowserTestUtils.crashFrame(
+        newTabBrowser,
+        /* shouldShowTabCrashPage = */ false,
+        /* shouldClearMinidumps =  */ true,
+        /* browsingContext = */ null,
+        { asyncCrash: true }
+      );
+
+      is(report.JSActorName, null);
+      is(report.JSActorMessage, null);
+
+      BrowserTestUtils.removeTab(newTab);
+    }
+  },
+});